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Finding the Fourth Proportional to 302,693.59, 453,978.47 and 113,118.96

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Solution

The fourth proportional to 302,693.59, 453,978.47 and 113,118.96 is: 169,655.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,693.59 : 453,978.47 = 113,118.96 : x
  2. Step 2: Convert to fraction form
    302,693.59/453,978.47 = 113,118.96/x
  3. Step 3: Cross multiply
    302,693.59x = 453,978.47 × 113,118.96
  4. Step 4: Simplify right side
    302,693.59x = 51,353,574,374.01
  5. Step 5: Solve for x
    x = 51,353,574,374.01/302,693.59
  6. Step 6: Final answer
    x = 169,655.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.